import {z} from 'zod'

export type GetApiApiV1PipelinesPipelineIdPlaygroundSessionArgs = {pipeline_id: string, project_id?: (string | null) | undefined, session?: (string | null) | undefined};

export type GetApiApiV1PipelinesPipelineIdPlaygroundSessionOptions = {baseUrl: string, HTTPBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const supportedLLMModelNames = z.enum(["GPT_4O", "GPT_4O_MINI", "GPT_4_1", "GPT_4_1_NANO", "GPT_4_1_MINI", "AZURE_OPENAI_GPT_4O", "AZURE_OPENAI_GPT_4O_MINI", "AZURE_OPENAI_GPT_4_1", "AZURE_OPENAI_GPT_4_1_MINI", "AZURE_OPENAI_GPT_4_1_NANO", "CLAUDE_4_5_SONNET", "BEDROCK_CLAUDE_3_5_SONNET_V1", "BEDROCK_CLAUDE_3_5_SONNET_V2"]);

export const lLMParameters = z.object({model_name: supportedLLMModelNames.optional(), system_prompt: z.string().max(3000).nullable().optional(), temperature: z.number().nullable().optional(), use_chain_of_thought_reasoning: z.boolean().nullable().optional(), use_citation: z.boolean().nullable().optional(), class_name: z.string().optional()});

export const filterOperator = z.enum(["==", ">", "<", "!=", ">=", "<=", "in", "nin", "any", "all", "text_match", "text_match_insensitive", "contains", "is_empty"]);

export const metadataFilter = z.object({key: z.string(), value: z.union([z.number().int(), z.number(), z.string(), z.array(z.string()), z.array(z.number()), z.array(z.number().int())]).nullable(), operator: filterOperator.optional()});

export const filterCondition = z.enum(["and", "or", "not"]);

export const metadataFilters: z.ZodType<MetadataFilters> = z.object({filters: z.array(z.union([metadataFilter, z.lazy(() => metadataFilters)])), condition: filterCondition.nullable().optional()});

export const retrievalMode = z.enum(["chunks", "files_via_metadata", "files_via_content", "auto_routed"]);

export const presetRetrievalParams = z.object({dense_similarity_top_k: z.number().int().gte(1).lte(100).nullable().optional(), dense_similarity_cutoff: z.number().gte(0).lte(1).nullable().optional(), sparse_similarity_top_k: z.number().int().gte(1).lte(100).nullable().optional(), enable_reranking: z.boolean().nullable().optional(), rerank_top_n: z.number().int().gte(1).lte(100).nullable().optional(), alpha: z.number().gte(0).lte(1).nullable().optional(), search_filters: metadataFilters.nullable().optional(), search_filters_inference_schema: z.record(z.string(), z.union([z.record(z.string(), z.unknown()), z.array(z.unknown()), z.string(), z.number().int(), z.number(), z.boolean()]).nullable()).nullable().optional(), files_top_k: z.number().int().gte(1).lte(5).nullable().optional(), retrieval_mode: retrievalMode.optional(), retrieve_image_nodes: z.boolean().optional(), retrieve_page_screenshot_nodes: z.boolean().optional(), retrieve_page_figure_nodes: z.boolean().optional(), class_name: z.string().optional()});

export const messageAnnotation = z.object({type: z.string(), data: z.string(), class_name: z.string().optional()});

export const messageRole = z.enum(["system", "developer", "user", "assistant", "function", "tool", "chatbot", "model"]);

export const chatMessage = z.object({id: z.string(), index: z.number().int(), annotations: z.array(messageAnnotation).optional(), role: messageRole, content: z.string().nullable().optional(), additional_kwargs: z.record(z.string(), z.string()).optional(), class_name: z.string().optional()});

export const playgroundSession = z.object({id: z.string(), created_at: z.string().nullable().optional(), updated_at: z.string().nullable().optional(), pipeline_id: z.string(), user_id: z.string(), llm_params_id: z.string(), llm_params: lLMParameters.optional(), retrieval_params_id: z.string(), retrieval_params: presetRetrievalParams.optional(), chat_messages: z.array(chatMessage).optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Get Playground Session
 * 
 * GET /api/v1/pipelines/{pipeline_id}/playground-session
 */
export const getApiApiV1PipelinesPipelineIdPlaygroundSession = async (args: GetApiApiV1PipelinesPipelineIdPlaygroundSessionArgs, options: GetApiApiV1PipelinesPipelineIdPlaygroundSessionOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
const cookies: string[] = []
headers.set('accept', "application/json")

if (args.project_id != null) query.append("project_id", String(args.project_id))
if (args.session != null) cookies.push("session=" + encodeURIComponent(String(args.session)))
if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)
if (cookies.length > 0) headers.set('cookie', cookies.join('; '))

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/pipelines/${encodeURIComponent(String(args.pipeline_id))}/playground-session${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(playgroundSession, await res.json())
};